{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["location", "person", "else", "organization"], "input": "4 - Conchita Martinez ( Spain ) beat Helena Sukova ( Czech Republic ) 6-4 6-3"}
{"location": ["Spain", "Czech Republic"], "person": ["Conchita Martinez", "Helena Sukova"], "else": [], "organization": []}